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对起重机的一些应用场合,是选择自升塔式起重机还是顶部回转塔式起重机?做出这样的决定变得愈来愈困难。那么选择起重机的原则是什么呢? 选择底部回转自升塔式起重机还是选择需要辅助起重机进行
For some applications in cranes, is it the choice of a jack-up crane or a top-slewing tower crane? It has become increasingly difficult to make such decisions. So what is the principle of selecting a crane? Select the bottom rotary lift crane or choose to require a secondary crane